1. Microbiology and Immunology Department, Faculty of Medicine for Girls, Al-Azhar University, Cairo, Egypt
2. Biochemistry Department, Faculty of Medicine for Girls, Al-Azhar University, Cairo, Egypt
3. Biochemistry Department, College of Medicine, Taif University, Taif, Saudi Arabia
4. Clinical Pathology Department, Faculty of Medicine for Girls, Al-Azhar University, Cairo, Egypt
5. Department of Endocrinology and Metabolism, Faculty of Medicine for Girls, Al-Azhar University, Cairo, Egypt
6. Internal Medicine Department, Faculty of Medicine for Girls, Al-Azhar University, Cairo, Egypt
7. Internal Medicine Department, Faculty of Medicine, Port Said University, Port Said, Egypt
8. Internal Medicine Department, Faculty of Medicine, Cairo University, Cairo, Egypt